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CVE-2021-47912— PHP Melody 3.0 Non-Persistent Cross-Site Scripting via Multiple Parameters

Quick assessment

Affected
PHPSUGAR PHP Melody
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PHPSUGAR PHP Melody是PHPSUGAR公司的一个内容管理系统。 PHPSUGAR PHP Melody 3.0版本存在跨站脚本漏洞，该漏洞源于类别、导入和用户导入文件中存在多个非持久性跨站脚本漏洞，可能导致攻击者注入恶意脚本。

CVSS 6.4 · Medium EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-47912

Vulnerability Information
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Vulnerability Title
PHP Melody 3.0 Non-Persistent Cross-Site Scripting via Multiple Parameters
Source: CVE Program / CVE List V5
Vulnerability Description
PHP Melody version 3.0 contains multiple non-persistent cross-site scripting vulnerabilities in categories, import, and user import files. Attackers can inject malicious scripts through unvalidated parameters to execute client-side attacks and potentially hijack user sessions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
PHPSUGAR PHP Melody 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PHPSUGAR PHP Melody是PHPSUGAR公司的一个内容管理系统。 PHPSUGAR PHP Melody 3.0版本存在跨站脚本漏洞，该漏洞源于类别、导入和用户导入文件中存在多个非持久性跨站脚本漏洞，可能导致攻击者注入恶意脚本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
PHPSUGAR PHP Melody 3.0 -

II. Public POCs for CVE-2021-47912

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III. Intelligence Information for CVE-2021-47912

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Vendor Advisories for CVE-2021-47912 (1)

Same Patch Batch · PHPSUGAR · 2026-02-01 · 4 CVEs total

CVE-2021-47915 8.1 HIGH PHP Melody 3.0 SQL Injection Vulnerability via Edit Video Parameter
CVE-2021-47913 6.4 MEDIUM PHP Melody 3.0 Persistent Cross-Site Scripting via Video Editor
CVE-2021-47914 6.4 MEDIUM PHP Melody 3.0 Persistent XSS Vulnerability via Edit Video Parameter

IV. Related Vulnerabilities

Same product: PHP Melody
Same vendor: PHPSUGAR
Same weakness: CWE-79

V. Comments for CVE-2021-47912

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